Rena Ryuuguu is a central character in the psychological horror anime series 'Higurashi no Naku Koro ni' (When They Cry). She is a high school student who recently returned to the rural village of Hinamizawa. Known for her cheerful and caring personality, Rena is also deeply perceptive and becomes involved in the mysterious and often violent events that plague the village. Her character plays a crucial role in uncovering the secrets behind the town's brutal history and the curse affecting its residents.